Fix dummy disconnecting on hot reload

src/engine/client/client.cpp

@@ -762,6 +762,8 @@ void CClient::DummyDisconnect(const char *pReason)
 	m_aReceivedSnapshots[1] = 0;
 	m_DummyConnected = false;
 	m_DummyConnecting = false;
+	m_DummyReconnectOnReload = false;
+	m_DummyDeactivateOnReconnect = false;
 	GameClient()->OnDummyDisconnect();
 }
 
@@ -1520,7 +1522,7 @@ void CClient::ProcessServerPacket(CNetChunk *pPacket, int Conn, bool Dummy)
 				}
 			}
 
-			if(m_DummyConnected)
+			if(m_DummyConnected && !m_DummyReconnectOnReload)
 			{
 				DummyDisconnect(0);
 			}
@@ -1649,9 +1651,25 @@ void CClient::ProcessServerPacket(CNetChunk *pPacket, int Conn, bool Dummy)
 				}
 			}
 		}
+		else if(Conn == CONN_MAIN && (pPacket->m_Flags & NET_CHUNKFLAG_VITAL) != 0 && Msg == NETMSG_MAP_RELOAD)
+		{
+			if(m_DummyConnected)
+			{
+				m_DummyReconnectOnReload = true;
+				m_DummyDeactivateOnReconnect = g_Config.m_ClDummy == 0;
+				g_Config.m_ClDummy = 0;
+			}
+			else
+				m_DummyDeactivateOnReconnect = false;
+		}
 		else if(Conn == CONN_MAIN && (pPacket->m_Flags & NET_CHUNKFLAG_VITAL) != 0 && Msg == NETMSG_CON_READY)
 		{
 			GameClient()->OnConnected();
+			if(m_DummyReconnectOnReload)
+			{
+				m_DummySendConnInfo = true;
+				m_DummyReconnectOnReload = false;
+			}
 		}
 		else if(Conn == CONN_DUMMY && Msg == NETMSG_CON_READY)
 		{
@@ -1659,7 +1677,7 @@ void CClient::ProcessServerPacket(CNetChunk *pPacket, int Conn, bool Dummy)
 			m_DummyConnecting = false;
 			g_Config.m_ClDummy = 1;
 			Rcon("crashmeplx");
-			if(m_aRconAuthed[0])
+			if(m_aRconAuthed[0] && !m_aRconAuthed[1])
 				RconAuth(m_aRconUsername, m_aRconPassword);
 		}
 		else if(Msg == NETMSG_PING)
@@ -2746,6 +2764,16 @@ void CClient::Update()
 			}
 		}
 
+		if(m_DummyDeactivateOnReconnect && g_Config.m_ClDummy == 1)
+		{
+			m_DummyDeactivateOnReconnect = false;
+			g_Config.m_ClDummy = 0;
+		}
+		else if(!m_DummyConnected && m_DummyDeactivateOnReconnect)
+		{
+			m_DummyDeactivateOnReconnect = false;
+		}
+
 		m_LastDummy = (bool)g_Config.m_ClDummy;
 	}
 

src/engine/client/client.h

@@ -182,6 +182,8 @@ class CClient : public IClient, public CDemoPlayer::IListener
 	bool m_DummyConnecting = false;
 	bool m_DummyConnected = false;
 	float m_LastDummyConnectTime = 0.0f;
+	bool m_DummyReconnectOnReload = false;
+	bool m_DummyDeactivateOnReconnect = false;
 
 	// graphs
 	CGraph m_InputtimeMarginGraph;

src/engine/server/server.cpp

@@ -243,6 +243,7 @@ CServer::CServer()
 	}
 
 	m_MapReload = false;
+	m_SameMapReload = false;
 	m_ReloadedWhenEmpty = false;
 	m_aCurrentMap[0] = '\0';
 
@@ -1269,6 +1270,12 @@ void CServer::SendMapData(int ClientId, int Chunk)
 	}
 }
 
+void CServer::SendMapReload(int ClientId)
+{
+	CMsgPacker Msg(NETMSG_MAP_RELOAD, true);
+	SendMsg(&Msg, MSGFLAG_VITAL | MSGFLAG_FLUSH, ClientId);
+}
+
 void CServer::SendConnectionReady(int ClientId)
 {
 	CMsgPacker Msg(NETMSG_CON_READY, true);
@@ -2553,12 +2560,13 @@ void CServer::ChangeMap(const char *pMap)
 
 void CServer::ReloadMap()
 {
-	m_MapReload = true;
+	m_SameMapReload = true;
 }
 
 int CServer::LoadMap(const char *pMapName)
 {
 	m_MapReload = false;
+	m_SameMapReload = false;
 
 	char aBuf[IO_MAX_PATH_LENGTH];
 	str_format(aBuf, sizeof(aBuf), "maps/%s.map", pMapName);
@@ -2805,8 +2813,9 @@ int CServer::Run()
 			int NewTicks = 0;
 
 			// load new map
-			if(m_MapReload || m_CurrentGameTick >= MAX_TICK) // force reload to make sure the ticks stay within a valid range
+			if(m_MapReload || m_SameMapReload || m_CurrentGameTick >= MAX_TICK) // force reload to make sure the ticks stay within a valid range
 			{
+				const bool SameMapReload = m_SameMapReload;
 				// load map
 				if(LoadMap(Config()->m_SvMap))
 				{
@@ -2831,6 +2840,9 @@ int CServer::Run()
 						if(m_aClients[ClientId].m_State <= CClient::STATE_AUTH)
 							continue;
 
+						if(SameMapReload)
+							SendMapReload(ClientId);
+
 						SendMap(ClientId);
 						bool HasPersistentData = m_aClients[ClientId].m_HasPersistentData;
 						m_aClients[ClientId].Reset();
@@ -3509,7 +3521,7 @@ void CServer::ConStopRecord(IConsole::IResult *pResult, void *pUser)
 
 void CServer::ConMapReload(IConsole::IResult *pResult, void *pUser)
 {
-	((CServer *)pUser)->m_MapReload = true;
+	((CServer *)pUser)->ReloadMap();
 }
 
 void CServer::ConLogout(IConsole::IResult *pResult, void *pUser)

src/engine/server/server.h

@@ -219,6 +219,7 @@ public:
 	int m_RunServer;
 
 	bool m_MapReload;
+	bool m_SameMapReload;
 	bool m_ReloadedWhenEmpty;
 	int m_RconClientId;
 	int m_RconAuthLevel;
@@ -324,6 +325,7 @@ public:
 	void SendCapabilities(int ClientId);
 	void SendMap(int ClientId);
 	void SendMapData(int ClientId, int Chunk);
+	void SendMapReload(int ClientId);
 	void SendConnectionReady(int ClientId);
 	void SendRconLine(int ClientId, const char *pLine);
 	// Accepts -1 as ClientId to mean "all clients with at least auth level admin"

src/engine/shared/protocol_ex_msgs.h

@@ -35,3 +35,4 @@ UUID(NETMSG_CHECKSUM_ERROR, "checksum-error@ddnet.tw")
 UUID(NETMSG_REDIRECT, "redirect@ddnet.org")
 UUID(NETMSG_RCON_CMD_GROUP_START, "rcon-cmd-group-start@ddnet.org")
 UUID(NETMSG_RCON_CMD_GROUP_END, "rcon-cmd-group-end@ddnet.org")
+UUID(NETMSG_MAP_RELOAD, "map-reload@ddnet.org")